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Compare Bonds

18 10 26 16 45

B3PW91/3-21G* for rCH

Histogram of Bond length differences (in Å) vs number of species


Differences greater than 5.500 are in the 5.500 bin. Differences less than -0.500 are in the -0.500 bin.

histogram chart 400
histogram chart 350 histogram chart
histogram chart 300 histogram chart
histogram chart 250 histogram chart
histogram chart 200 histogram chart
histogram chart 150 histogram chart
histogram chart 100 histogram chart
histogram chart 50 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-0.500 0.000 0.500 1.000 1.500 2.000 2.500 3.000 3.500 4.000 4.500 5.000 5.500
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C3H8O2 1,3-Propanediol-0.044
Most positive difference C4H6 1-Methylcyclopropene3.122

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C3H8O2 1,3-Propanediol 1.140 -0.044
C6H6 Fulvene 1.130 -0.044
C3H5Cl3 Propane, 1,2,3-trichloro- 1.131 -0.039
C5H8O Methyl cyclopropyl ketone 1.126 -0.034
CH3CONH2 Acetamide 1.124 -0.033
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.127 -0.031
C2H2O2 Ethanedial 1.132 -0.028
C2H3CCH 1-Buten-3-yne 1.090 -0.027
CH2SHCH2SH 1,2-Ethanedithiol 1.120 -0.026
CHBr3 bromoform 1.110 -0.024
C2H6N2O2 Dimethylnitroamine 1.121 -0.023
C4H6O2 2,3-Butanedione 1.114 -0.023
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.113 -0.022
C4H5N Cyclopropanecarbonitrile 1.107 -0.022
C2HF3 Trifluoroethylene 1.100 -0.022
C6H14 Hexane 1.118 -0.021
HCONHCH3 N-methylformamide 1.114 -0.021
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.112 -0.021
C7H16 heptane 1.121 -0.021
C2H3CCH 1-Buten-3-yne 1.106 -0.021
CH2ClCH2CH3 Propane, 1-chloro- 1.113 -0.021
C5H6 Propellane 1.106 -0.020
C5H8 Spiropentane 1.105 -0.020
C5H12O Butane, 1-methoxy- 1.115 -0.019
C3H7NO dimethylformamide 1.112 -0.019
C5H10 Cyclopentane 1.114 -0.018
CH3CCCH3 2-Butyne 1.116 -0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.101 -0.018
C5H12 Pentane 1.118 -0.018
CH3CH2CH2CH3 Butane 1.117 -0.018
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.110 -0.017
C7H12 Norbornane 1.113 -0.017
C3H6S3 1,3,5-Trithiane 1.114 -0.017
C6H12 (E)-3-methylpent-2-ene 1.116 -0.017
CH3OCl methyl hypochlorite 1.111 -0.016
C5H12 Propane, 2,2-dimethyl- 1.114 -0.016
C4H10O2 Ethane, 1,2-dimethoxy- 1.109 -0.016
C5H10S 2H-Thiopyran, tetrahydro- 1.114 -0.016
Si(CH3)4 tetramethylsilane 1.115 -0.016
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.102 -0.016
C5H8 1,3-Butadiene, 2-methyl- 1.110 -0.016
C5H10O 2H-Pyran, tetrahydro- 1.116 -0.016
C5H10O 2-Butanone, 3-methyl- 1.113 -0.015
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.098 -0.015
C6H8 (Z)-hexa-1,3,5-triene 1.104 -0.015
CH3CHClCH2CH3 Butane, 2-chloro- 1.110 -0.015
C4H8O2 Ethyl acetate 1.105 -0.015
C5H8 Ethenylcyclopropane 1.099 -0.013
N(CH3)3 Trimethylamine 1.109 -0.013
CH2CHOH ethenol 1.097 -0.013
C12H8 biphenylene 1.096 -0.012
CH3COCl Acetyl Chloride 1.105 -0.012
CH2CF2 Ethene, 1,1-difluoro- 1.091 -0.012
CH2N2 diazirine 1.090 -0.011
CH3COCH3 Acetone 1.103 -0.011
C5H8 1,4-Pentadiene 1.110 -0.011
C2H8N2 Ethylenediamine 1.109 -0.010
C3H8O2 Methane, dimethoxy- 1.108 -0.010
C8H8 cubane 1.097 -0.010
CH3CH2NH2 Ethylamine 1.107 -0.010
CH2Cl chloromethyl radical 1.090 -0.010
CH3COOH Acetic acid 1.100 -0.010
CH3SH Methanethiol 1.104 -0.010
C3H2N2 Malononitrile 1.109 -0.009
CH3CH2CHO Propanal 1.103 -0.008
CH3CCl2CH3 Propane, 2,2-dichloro- 1.101 -0.008
CH3ONO Methyl nitrite 1.102 -0.008
CH3CH(CH3)CH3 Isobutane 1.108 -0.008
CH3CN Acetonitrile 1.104 -0.008
C4H6O Cyclobutanone 1.100 -0.008
C4H8O2 1,3-Dioxolane, 2-methyl- 1.102 -0.008
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.008
C6H5CH2CH3 Ethylbenzene 1.094 -0.007
C5H6S Thiophene, 3-methyl- 1.090 -0.007
C3H6S Thietane 1.100 -0.007
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.089 -0.007
C5H8 Cyclobutane, methylene- 1.101 -0.007
C2H3Cl Ethene, chloro- 1.090 -0.007
CH3OCHO methyl formate 1.101 -0.006
C5H6 1-Buten-3-yne, 2-methyl- 1.091 -0.006
CH3CH2CHO Propanal 1.115 -0.006
C4H8O2 1,3-Dioxane 1.095 -0.006
C5H8O 2H-Pyran, 3,4-dihydro- 1.090 -0.006
H2CO Formaldehyde 1.111 -0.006
C3H4N2 1H-Pyrazole 1.083 -0.006
CH3O Methoxy radical 1.112 -0.005
CH2NH Methanimine 1.103 -0.005
CH3CHO Acetaldehyde 1.114 -0.005
C3H4N2 1H-Pyrazole 1.082 -0.005
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.087 -0.005
CH2CHF Ethene, fluoro- 1.087 -0.004
C3H6O 2-Propen-1-ol 1.092 -0.004
C5H8 Bicyclo[2.1.0]pentane 1.085 -0.004
C4H4N2 1,3-Diazine 1.087 -0.004
C6H8 Bicyclo[3.1.0]hex-2-ene 1.089 -0.004
HCOOH Formic acid 1.097 -0.004
CH2O2 Dioxirane 1.090 -0.004
C3H4N2 1H-Pyrazole 1.080 -0.004
HFCO formyl fluoride 1.095 -0.004
C3H5ClO Oxirane, (chloromethyl)- 1.095 -0.004
C2H3Br vinyl bromide 1.088 -0.004
C4H6 Methylenecyclopropane 1.090 -0.004
CH3CH2OH Ethanol 1.098 -0.004
CH3CH2CHO Propanal 1.105 -0.003
C2H4F2 1,2-difluoroethane 1.099 -0.003
CH2CS Thioketene 1.090 -0.003
CH3NO3 Methyl nitrate 1.095 -0.003
C3H6O 2-Propen-1-ol 1.091 -0.003
CH3OH Methyl alcohol 1.096 -0.003
CHF3 Methane, trifluoro- 1.091 -0.003
CHF2Cl difluorochloromethane 1.090 -0.003
CH2CHCHO Acrolein 1.113 -0.002
CH2 Methylene 1.085 -0.002
CH3NO nitrosomethane 1.094 -0.002
C3H8O2 Propylene glycol 1.095 -0.002
CH2PH Phosphaethene 1.090 -0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.065 -0.002
CH2NOH formaldoxime 1.086 -0.002
CH3CH(CH3)CH3 Isobutane 1.100 -0.002
C6H6 Benzvalene 1.078 -0.002
C6H5CH3 toluene 1.100 -0.001
CH3CH2CHO Propanal 1.096 -0.001
C4H6 Cyclobutene 1.083 -0.001
C4H5N (E)-2-Butenenitrile 1.090 -0.001
C6H10 cyclohexene 1.090 -0.001
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.088 -0.001
C3H3NO Oxazole 1.075 -0.001
C6H12 Cyclohexane 1.101 -0.001
C4H4O Furan 1.076 -0.001
CH3NHCH3 Dimethylamine 1.098 -0.001
CH3CHCl2 Ethane, 1,1-dichloro- 1.090 -0.001
C4H6 Methylenecyclopropane 1.088 -0.001
CHFClBr fluorochlorobromomethane 1.088 -0.001
C5H8 Cyclopentene 1.085 -0.001
CH3SSCH3 Disulfide, dimethyl 1.097 -0.000
C3H3NO Oxazole 1.075 -0.000
CH2PH Phosphaethene 1.090 -0.000
CH3ONO Methyl nitrite 1.090 -0.000
C5H8 Bicyclo[2.1.0]pentane 1.095 -0.000
C3H3NO Oxazole 1.073 -0.000
C4H6O Furan, 2,5-dihydro- 1.100 -0.000
C6H6 Benzvalene 1.082 -0.000
CH3SCH2CH3 Ethane, (methylthio)- 1.097 -0.000
CH2CHCHO Acrolein 1.089 0.000
CH2BrF Methane, bromofluoro- 1.090 0.000
CH2CO Ketene 1.083 0.000
CH3PH2 Methyl phosphine 1.094 0.000
C3H4 cyclopropene 1.072 0.000
C4H6 Cyclobutene 1.094 0.000
CH3NC methyl isocyanide 1.094 0.000
C4H6S Thiophene, 2,5-dihydro- 1.085 0.000
H2NCH2COOH Glycine 1.096 0.000
CH2CHOH ethenol 1.086 0.001
C2H2 Acetylene 1.063 0.001
CH2FCl fluorochloromethane 1.090 0.001
CH2CHCH2CH3 1-Butene 1.095 0.001
C3H4O Cyclopropanone 1.086 0.001
C2H5N Aziridine 1.083 0.001
CH3Cl Methyl chloride 1.090 0.001
CH3CCl3 Ethane, 1,1,1-trichloro- 1.093 0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.082 0.001
C4H4S Thiophene 1.079 0.001
CH2CCH2 allene 1.087 0.001
C2H4 Ethylene 1.086 0.001
C3H4 cyclopropene 1.088 0.001
HCN Hydrogen cyanide 1.064 0.001
C5H8 Cyclopentene 1.095 0.001
CH2CHCH2CH3 1-Butene 1.090 0.001
C3H3N acrylonitrile 1.086 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.082 0.001
C10H8 Azulene 1.081 0.001
C10H8 Azulene 1.080 0.001
C6H6 Fulvene 1.080 0.001
C4H8 cyclobutane 1.093 0.001
C6H6 Benzene 1.084 0.001
C3H6 Cyclopropane 1.083 0.001
C4H4N2 Pyrazine 1.083 0.001
CH3SeCH3 dimethylselenide 1.093 0.001
CH3CCH propyne 1.096 0.001
C4H4N2 1,3-Diazine 1.082 0.001
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.080 0.001
C4H5N Pyrrole 1.076 0.001
CH3CHFCH3 2-Fluoropropane 1.094 0.001
C4H10O Propane, 2-methoxy- 1.095 0.001
C4H8 cyclobutane 1.091 0.002
C6H5F Fluorobenzene 1.083 0.002
CH2CHCHO Acrolein 1.084 0.002
CHClCCl2 Trichloroethylene 1.080 0.002
C6H10 cyclohexene 1.100 0.002
C6H5F Fluorobenzene 1.081 0.002
C2H3 vinyl 1.080 0.002
CH3CHFCH3 2-Fluoropropane 1.093 0.002
HCCCN Cyanoacetylene 1.062 0.002
CH3SiH3 methyl silane 1.096 0.002
C6H6 Benzvalene 1.078 0.002
C6H5OH phenol 1.082 0.002
C4H6S Thiophene, 2,5-dihydro- 1.095 0.002
CH2NOH formaldoxime 1.085 0.002
C3H7SH 1-Propanethiol 1.094 0.002
C2H5F fluoroethane 1.095 0.002
CH3CHS Thioacetaldehyde 1.090 0.002
CH3CHClCH3 Propane, 2-chloro- 1.091 0.002
C6H5CN phenyl cyanide 1.082 0.002
CHOCHCHCH3 2-Butenal 1.084 0.002
C6H5CH3 toluene 1.083 0.002
C6H6 Fulvene 1.078 0.002
CH3OC2H5 Ethane, methoxy- 1.092 0.002
C3H8 Propane 1.096 0.002
CH3CHS Thioacetaldehyde 1.098 0.002
CH2CHF Ethene, fluoro- 1.082 0.002
C2H4O Ethylene oxide 1.084 0.002
C2H4S Thiirane 1.083 0.003
C2H5N Aziridine 1.084 0.003
C4H10O Ethoxy ethane 1.100 0.003
C6H5Cl chlorobenzene 1.082 0.003
HOCH2COOH Hydroxyacetic acid 1.097 0.003
C6H5OH phenol 1.084 0.003
C2H2+ acetylene cation 1.077 0.003
C3H6O 2-Propen-1-ol 1.102 0.003
CH3OC2H5 Ethane, methoxy- 1.100 0.003
CH3OCHO methyl formate 1.086 0.003
CH3CCH propyne 1.060 0.003
CH3OC2H5 Ethane, methoxy- 1.099 0.003
CH2Cl2 Methylene chloride 1.085 0.003
C6H8 1,4-Cyclohexadiene 1.100 0.003
C5H10 Cyclopropane, 1,1-dimethyl- 1.095 0.003
CH3OCH3 Dimethyl ether 1.099 0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.093 0.003
C3H8 Propane 1.094 0.003
C6H5Cl chlorobenzene 1.081 0.003
C2H3Br vinyl bromide 1.080 0.003
CH3NO nitrosomethane 1.092 0.003
C10H8 Azulene 1.084 0.003
CH2CHOH ethenol 1.079 0.004
CHOCHCHCH3 2-Butenal 1.108 0.004
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.087 0.004
C4H10O Ethoxy ethane 1.092 0.004
C6H5CN phenyl cyanide 1.080 0.004
CH3SCH2CH3 Ethane, (methylthio)- 1.092 0.004
CH3NO3 Methyl nitrate 1.088 0.004
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.092 0.004
CH3 Methyl radical 1.079 0.004
CH3SCH3 Dimethyl sulfide 1.091 0.004
C6H5CH3 toluene 1.081 0.004
CH(CN)3 tricyanomethane 1.100 0.004
HCS+ Thioformyl cation 1.079 0.004
CH2CHCHO Acrolein 1.081 0.004
C2H4F2 1,2-difluoroethane 1.093 0.004
C2H6O2S Dimethyl sulfone 1.091 0.004
C4H10O Propane, 2-methoxy- 1.095 0.004
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.095 0.004
C6H5F Fluorobenzene 1.080 0.004
C4H4Se selenophene 1.079 0.004
CHOCHCHCH3 2-Butenal 1.090 0.004
C2H5F fluoroethane 1.091 0.004
C6H5Cl chlorobenzene 1.079 0.004
C4H10O Ethoxy ethane 1.090 0.004
CH3NO2 Methane, nitro- 1.088 0.005
CH2NN diazomethane 1.075 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.090 0.005
C2H5F fluoroethane 1.090 0.005
C2H5Br Ethyl bromide 1.087 0.005
C4H5N (E)-2-Butenenitrile 1.090 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.081 0.005
C3H6O Propylene oxide 1.090 0.005
C5H10 2-Pentene, (Z)- 1.092 0.005
C6H12 Cyclohexane 1.093 0.005
H2CCCCH2 Butatriene 1.083 0.005
C4H4N2 Succinonitrile 1.092 0.005
CH3CH2Cl Ethyl chloride 1.089 0.005
C6H5CN phenyl cyanide 1.080 0.005
CH3CH(CH3)CH3 Isobutane 1.092 0.005
C5H10 Cyclopropane, 1,1-dimethyl- 1.080 0.005
C2H5Br Ethyl bromide 1.093 0.005
C6H5CH3 toluene 1.081 0.005
CH3COF Acetyl fluoride 1.084 0.005
C4H2 Diacetylene 1.058 0.005
C3H7SH 1-Propanethiol 1.090 0.005
H2CS Thioformaldehyde 1.087 0.005
C2H6 Ethane 1.091 0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.090 0.005
C3H7SH 1-Propanethiol 1.092 0.005
C2H3Cl Ethene, chloro- 1.079 0.006
C6H8 Bicyclo[3.1.0]hex-2-ene 1.078 0.006
C5H8O Cyclopentanone 1.095 0.006
CH3CHClCH3 Propane, 2-chloro- 1.092 0.006
C3H6O 2-Propen-1-ol 1.096 0.006
CH3I methyl iodide 1.084 0.006
CH3SeH Methane selenol 1.088 0.006
C5H6 Cyclopropylacetylene 1.080 0.006
CH3CH2Cl Ethyl chloride 1.086 0.006
C10H16 adamantane 1.093 0.006
CH3CHS Thioacetaldehyde 1.089 0.006
CH2CHF Ethene, fluoro- 1.077 0.006
C4H10O Propane, 2-methoxy- 1.090 0.006
C6H10O cyclohexanone 1.088 0.006
CH3CHO Acetaldehyde 1.086 0.006
C3H6O Propylene oxide 1.082 0.006
CH3CHFCH3 2-Fluoropropane 1.092 0.006
CH3OC2H5 Ethane, methoxy- 1.089 0.006
CH3SCH2CH3 Ethane, (methylthio)- 1.089 0.006
C4H4N2 1,3-Diazine 1.079 0.007
CHOCHCHCH3 2-Butenal 1.086 0.007
C2H3Br vinyl bromide 1.080 0.007
C2H6O2 1,2-Ethanediol 1.093 0.007
CH3CH2SH ethanethiol 1.091 0.007
CH3CHSHCH3 2-Propanethiol 1.091 0.007
C6H10 1-Butyne, 3,3-dimethyl- 1.056 0.007
HCP Phosphaethyne 1.067 0.007
CH3CHFCH3 2-Fluoropropane 1.088 0.007
CH4 Methane 1.087 0.007
CH3OC2H5 Ethane, methoxy- 1.086 0.007
C4H5N (E)-2-Butenenitrile 1.081 0.007
C5H10 2-Pentene, (E)- 1.082 0.007
C10H8 Azulene 1.083 0.007
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.075 0.007
CH3CH2OH Ethanol 1.088 0.007
HCCBr bromoacetylene 1.055 0.007
HCCCl Chloroacetylene 1.055 0.007
HCCF Fluoroacetylene 1.053 0.007
C5H6 Cyclopropylacetylene 1.055 0.008
C10H8 Azulene 1.081 0.008
C3H8 Propane 1.089 0.008
C3H6O 2-Propen-1-ol 1.078 0.008
CH3Br methyl bromide 1.082 0.008
CH3CH2Cl Ethyl chloride 1.090 0.008
C6H5CCH phenylacetylene 1.055 0.008
CH3OCH3 Dimethyl ether 1.085 0.008
C2H5CN ethyl cyanide 1.087 0.008
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.091 0.008
CH2Br2 dibromomethane 1.079 0.009
C6H8 Bicyclo[3.1.0]hex-2-ene 1.091 0.009
CH3OCl methyl hypochlorite 1.086 0.009
SiH2(CH3)2 dimethylsilane 1.089 0.009
CH3SCH2CH3 Ethane, (methylthio)- 1.087 0.009
C6H5OH phenol 1.076 0.009
C2H3 vinyl 1.085 0.010
CH3F Methyl fluoride 1.087 0.010
CH2NH Methanimine 1.081 0.010
CH2F2 Methane, difluoro- 1.084 0.010
CH3CH2O Ethoxy radical 1.085 0.010
CH3CF3 Ethane, 1,1,1-trifluoro- 1.081 0.010
CH3CH2O Ethoxy radical 1.086 0.010
C2H5CN ethyl cyanide 1.088 0.010
CH3NHCH3 Dimethylamine 1.098 0.010
C4H4Se selenophene 1.070 0.011
CH3S thiomethoxy 1.090 0.011
C5H8 1,3-Butadiene, 2-methyl- 1.076 0.011
C6H5Br bromobenzene 1.072 0.011
HCCl Chloromethylene 1.119 0.011
CH3NHCH3 Dimethylamine 1.084 0.011
C8H8 cyclooctatetraene 1.079 0.012
GeH3CH3 methyl germane 1.083 0.012
CH3CHF2 Ethane, 1,1-difluoro- 1.081 0.012
CHCl3 Chloroform 1.073 0.013
CH2CCl2 Ethene, 1,1-dichloro- 1.070 0.013
C3H7N Cyclopropylamine 1.080 0.014
CH2NCH3 N-methylmethanimine 1.089 0.014
C5H6S Thiophene, 3-methyl- 1.081 0.014
CH3NH2 methyl amine 1.093 0.014
CHONH2 formamide 1.090 0.015
CH3CH2OH Ethanol 1.086 0.016
C4H9N Pyrrolidine 1.090 0.017
CH3CH2O Ethoxy radical 1.088 0.017
C2H Ethynyl radical 1.047 0.018
C4H4N2 Pyridazine 1.064 0.019
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.078 0.020
C3H5 Allyl radical 1.069 0.021
N(CH3)3 Trimethylamine 1.088 0.021
CH2I2 Diiodomethane 1.066 0.022
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.072 0.023
CH Methylidyne 1.120 0.027
HCNO fulminic acid 1.027 0.033
C5H10 2-Pentene, (Z)- 1.058 0.033
HCO Formyl radical 1.080 0.042
C4H10O Methyl propyl ether 1.099 0.349
C3H3NO Isoxazole 1.075 0.354
C4H6 1-Methylcyclopropene 1.070 0.461
C4H6 1-Methylcyclopropene 1.098 0.670
C4H6 1-Methylcyclopropene 1.098 0.686
C4H6 1-Methylcyclopropene 1.087 0.752
C4H6 1-Methylcyclopropene 1.087 2.346
C4H6 1-Methylcyclopropene 1.085 3.122